Brand:Bently Nevada PLC Item No.:990-04-70-01-007 Product Origin:USA Product Dimensions:100.1 x 73.9 x 53.3 mm Product Weight:0.43 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Bently Nevada 990-04-70-01-007 is a loop-powered vibration transmitter designed for reliable condition monitoring of industrial rotating equipment. It converts mechanical vibration signals into a standardized 4–20 mA output for direct integration into automation and protection systems.
Its compact integrated architecture eliminates the need for external signal conditioning, reducing system complexity while maintaining high measurement stability. It is widely used in OEM machinery applications where long-term reliability and simplified installation are essential.
Technical Specifications
Parameter
Specification
Product Model
990-04-70-01-007
Alternate Code
122115-01
Product Type
Vibration Transmitter
Output Signal
4–20 mA proportional vibration signal
Power Supply
2-wire loop powered
Measurement Range
0–4 mils pp (0–100 μm pp)
Input Voltage
12–35 VDC
Operating Temperature
-35°C to +85°C
Mounting Type
DIN rail / bulkhead mounting
Housing Material
Industrial-grade metal enclosure
Dimensions
100.1 × 73.9 × 53.3 mm
Weight
0.43 kg (0.95 lb)
Applications
The Bently Nevada 990-04-70-01-007 Vibration Transmitter is designed for continuous monitoring of rotating machinery in industrial environments where stable vibration measurement and long-term operational reliability are required.
It is commonly applied in:
Centrifugal and reciprocating compressors
Industrial process pump systems
HVAC ventilation and cooling units
Electric motors and drive assemblies
Turbine auxiliary machinery
Refinery and petrochemical rotating assets
Marine and offshore mechanical systems
This model is especially suited for OEM equipment integration where compact design and standardized 4–20 mA output are required for control system compatibility.
Advantages
Integrated vibration sensing and signal conditioning in a compact form factor
Direct 4–20 mA output compatible with PLC and DCS systems
Reduced wiring complexity and installation cost
Stable long-term signal performance for continuous monitoring applications
Strong resistance to electromagnetic interference in industrial environments
OEM-optimized mechanical design for tight installation spaces
Supports predictive maintenance and condition monitoring strategies
High reliability under harsh industrial operating conditions
Technical FAQs
Q1: What output signal does this transmitter provide?
It provides a 4–20 mA analog signal proportional to vibration amplitude.
Q2: Is external signal conditioning required?
No, signal conditioning is fully integrated into the transmitter.
Q3: What equipment is it typically used on?
It is used on pumps, compressors, motors, fans, and similar rotating machinery.
Q4: Can it be used for continuous monitoring?
Yes, it is designed for continuous vibration trend monitoring.
Q5: Is it compatible with PLC systems?
Yes, it directly interfaces with standard PLC and DCS analog input modules.
Q6: Does it support waveform-level diagnostics?
No, it focuses on overall vibration amplitude rather than waveform analysis.
Q7: Is it suitable for harsh environments?
Yes, it is designed for high vibration, humidity, and temperature variation environments.
Q8: What mounting options are available?
It supports DIN rail and machine-mounted configurations depending on installation setup.
Q9: Is it used in predictive maintenance systems?
Yes, it is widely used in condition-based monitoring systems.
Q10: Does it require frequent calibration?
No frequent calibration is required under normal operating conditions.
